Hong Kong stocks opened higher, with the Hang Seng Index up 0.19% and the Tech Index up 0.42%. The artificial intelligence sector opened higher, with Lenovo Group (00992.HK) up 4.4% and Kingboard Laminates (01888.HK) up 4%. MOMENTA-W (06880.HK) opened 1.83% higher on its first day of trading.